Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lanh manh » lanh tranh, lan anh, van manh
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
manh va » hanh va, anh va, minh va

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - lanh manh va nhung cong dan ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo tieu)) xanh - lanh manh va nhung cong dan ((toan cau) OR (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - lanh manh va nhung cong dan ((toan cau) OR (toan tap))*.